diff --git a/dot_tcshrc b/dot_tcshrc
index 9ac1a7f..6475fc6 100644
--- a/dot_tcshrc
+++ b/dot_tcshrc
@@ -1,3 +1,5 @@
+# If running interactively, then:
 if ($?prompt) then
-set SHELL = "/usr/bin/bash"
-exec $SHELL
+    set SHELL = "/usr/bin/bash"
+    exec $SHELL
+endif
\ No newline at end of file